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FEATURES 
 

  • Premier monaural amplifier
  • Circuitry designed by legendary John Curl and CTC Builder
  • Ultra-high bias Class A/AB operation
  • Exclusive two position bias level adjustment
  • Balanced inputs with discrete circuits and XLR connectors
  • Vampire Direct gold-plated OFC RCA input
  • Dual heavy-duty 24k gold-plated 5-way speaker binding posts
  • Direct Coupled - no capacitors or inductors in signal path
  • Complementary MOSFET driver stage and JFET input stage
  • 18 beta-matched 15 amp, 60 MHz bipolar output transistors
  • 1.9 kVA encapsulated toroid power transformer
  • Independent power supplies for input, driver and output stages
  • 18,000 μF filters for driver stage
  • 132,000 µF Nichicon Gold Tune filters for output stage
  • DC Servo and relay protection circuits
  • REL and Nichicon Muse capacitors
  • Harris hyper-fast soft recovery diodes for all bridge rectifiers
  • Auto turn-on by 12v trigger or audio signal trigger
  • Ground lift switch , adjustable turn-on delay
  • 4u Chassis with rear carry handles, rack mounting kit included
  • Premium detachable AWG 12 power cord with silver solder
  • THX Ultra2 certified 



    SPECS 

    Continuous power output, 20Hz - 20 kHz:
    400 watts RMS x 1, 8 Ω
    800 watts RMS x 1, 4 Ω
    1200 watts RMS x 1, 2 Ω

    Class A power output, 20Hz - 20 kHz:
    25 watts, bias set to high, 8 Ω
    10 watts, bias set to low, 8 Ω

    Current capacity:
    135 amperes peak

    Power bandwidth:
    2 Hz - 120 kHz, +0/-3 dB at 1 watt

    Total harmonic distortion:
    < 0.15 % at full power

    IM distortion: balanced 16 V rms
    < 0.03 %

    Slew rate:
    > 130 V/µsecond

    Dynamic headroom:
    > 1.8 dB

    Input sensitivity:
    1 V for 28.28 V, THX Reference Level

    Input impedance:
    100 k Ω

    S/N ratio:
    >120 dB, IHF A-weighted, bias set to high 
    >122 dB, IHF A-weighted, bias set to low

    Damping factor:
    > 1200 at 20 Hz

    Power Requirement :
    250 watts idle 1280 watts full power into 4 Ω

    DC trigger output capacity :
    +12 Vdc, 150 mA

    Dimensions:
    17-1/2" w x 7-5/8" h x 20" d, 7" h without feet

    Net weight: 64 lb.